Works on my old SE W595 (kaywa reader) even though it said it didn't support my phone. Just selected the closest model (W585i) and now I have a totally useless .jar file interpreting useless QR-codes... 
Ph'nglui mglw'nafh Cthulhu R'lyeh wgah'nagl fhtagn!
"The sky was the color of a TV tuned to a dead station" - Neuromancer